import Vue from 'vue'
import VueRouter from 'vue-router'

import Login from '../components/Login.vue'

import Home from '../components/Home.vue'

import Welcome from '../components/Welcome.vue'

import User from '../components/user/User.vue'

import Rights from '../components/power/Rights.vue'

import Roles from '../components/power/Roles.vue'

import Cate from '../components/goods/Cate.vue'

import Params from '../components/goods/Params.vue'

import Goods from '../components/goods/Goods.vue'

import Add from '../components/goods/Add.vue'

import Order from '../components/order/Order.vue'

import Report from '../components/report/Report.vue'

Vue.use(VueRouter)

const router = new VueRouter({
  routes: [
    { path: '/', redirect: '/login' },
    { path: '/login', component: Login },
    {
      path: '/home',
      component: Home,
      redirect: '/welcome',
      children: [
        { path: '/welcome', component: Welcome },
        { path: '/users', component: User },
        { path: '/rights', component: Rights },
        { path: '/roles', component: Roles },
        { path: '/categories', component: Cate },
        { path: '/params', component: Params },
        { path: '/goods', component: Goods },
        { path: '/goods/add', component: Add },
        { path: '/orders', component: Order },
        { path: '/reports', component: Report }
      ]
    }
  ]
})

// 配置导航守卫
router.beforeEach((to, from, next) => {
  console.log(to, from)
  // to 代表将要访问的路径
  // from 代表从哪个路径跳转而来
  // next() 表示放行
  if (to.path === '/login') {
    return next()
  }
  const token = window.sessionStorage.getItem('token')
  if (!token) {
    return next('/login')
  }
  next()
})

export default router
